Amidst Japan’s postwar economic boom, yakuza factions in Osaka fight for survival when Japan’s largest crime syndicate plans a hostile takeover.

The three-film saga comes to a conclusion as three leaders of the underworld battle it out to determine who will become Don of Japan.

Kasuga’s husband gets arrested for a murder of his beloved protégé. She and her family investigate and find out he was trapped by greedy Nagoshi, the boss of their rival…

This is a film about a real person. Sanada Yukimura fought a war against Tokugawa Ieyasu.